Rarefy (noun) Definition, Meaning & Examples

verb (used with object), rar·e·fied, rar·e·fy·ing.
  1. to make rare or rarer; make less dense: to rarefy a gas.
  2. to make more refined, spiritual, or exalted.
verb (used without object), rar·e·fied, rar·e·fy·ing.
  1. to become rare or less dense; become thinned: Moisture rarefies when heated.
verb -fies, -fying or -fied
  1. to make or become rarer or less dense; thin out
Rarefy (noun) Definition, Meaning & Examples

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